ASTM A519 Seamless Carbon And Alloy Steel Mechanical Tubing
Standard: ASTM A519 Steel Grade: 1008, 1010, 1018, 1020, 1025, 1026, 4130, 4140 Size: OD (16-168mm) x WT (1-23mm) Application: For mechanical and pressure use. |
Chemical Composition (%):
Mechanical Properties:
Grade | C | Mn | P≤ | S≤ | Si | Cr | Mo |
1008 | ≤0.10 | 0.30-0.50 | 0.04 | 0.05 | - | - | - |
1010 | 0.08-0.13 | 0.30-0.60 | 0.04 | 0.05 | - | - | - |
1018 | 0.15-0.20 | 0.60-0.90 | 0.04 | 0.05 | - | - | - |
1020 | 0.18-0.23 | 0.30-0.60 | 0.04 | 0.05 | - | - | - |
1025 | 0.22-0.28 | 0.30-0.60 | 0.04 | 0.05 | - | - | - |
1026 | 0.22-0.28 | 0.60-0.90 | 0.04 | 0.05 | - | - | - |
4130 | 0.28-0.33 | 0.40-0.60 | 0.04 | 0.04 | 0.15-0.35 | 0.80-1.10 | 0.15-0.25 |
4140 | 0.38-0.43 | 0.75-1.00 | 0.04 | 0.04 | 0.15-0.35 | 0.80-1.10 | 0.15-0.25 |
Mechanical Properties:
Grade | Condition | Tensile Strength, MPA | Yield Point, MPA | Elongation |
1020 | CW | ≥414 | ≥483 | ≥5% |
SR | ≥345 | ≥448 | ≥10% | |
A | ≥193 | ≥331 | ≥30% | |
N | ≥234 | ≥379 | ≥22% | |
1025 | CW | ≥448 | ≥517 | ≥5% |
SR | ≥379 | ≥483 | ≥8% | |
A | ≥207 | ≥365 | ≥25% | |
N | ≥248 | ≥379 | ≥22% | |
4130 | SR | ≥586 | ≥724 | ≥10% |
A | ≥379 | ≥517 | ≥30% | |
N | ≥414 | ≥621 | ≥20% | |
HR | ≥483 | ≥621 | ≥20% | |
4140 | SR | ≥689 | ≥855 | ≥10% |
HR | ≥621 | ≥855 | ≥15% | |
A | ≥414 | ≥552 | ≥25% | |
N | ≥621 | ≥855 | ≥20% |